Home / 14,656,977.60-21,985,466.40-7,098,705.60

Finding the Fourth Proportional to 14,656,977.60, 21,985,466.40 and 7,098,705.60

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Solution

The fourth proportional to 14,656,977.60, 21,985,466.40 and 7,098,705.60 is: 10,648,058.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,977.60 : 21,985,466.40 = 7,098,705.60 : x
  2. Step 2: Convert to fraction form
    14,656,977.60/21,985,466.40 = 7,098,705.60/x
  3. Step 3: Cross multiply
    14,656,977.60x = 21,985,466.40 × 7,098,705.60
  4. Step 4: Simplify right side
    14,656,977.60x = 156,068,353,452,291.81
  5. Step 5: Solve for x
    x = 156,068,353,452,291.81/14,656,977.60
  6. Step 6: Final answer
    x = 10,648,058.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.